header
    nav
        #brand
            #logo
            #word-mark
        #menu
            #menu-toggle
                #menu-icon
                    .bar
                    .bar
                    .bar
            ul
                - for(i=0;i<4;i++)
                li
                    a(href='#section0' + i)
    #hero-section
        #head-line
- for(i=0;i<4;i++)
section(id='section0' + i)
    #heading

a#youtube(
    href="https://www.youtube.com/watch?v=m1IU7zjl1k4",
    target="_blank",
    rel="noopener noreferrer"
): i.fa.fa-youtube-play
